/* --- GLASS CARDS (Smoky look) --- */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 20px; /* Softer rounded corners */
    color: var(--text-main);
}

.border-glass { border-color: var(--glass-border) !important; }
.text-accent { color: var(--accent) !important; }

/* --- BUTTONS (Mobile Friendly) --- */
.btn-accent {
    background: linear-gradient(135deg, var(--accent), #f59e0b);
    color: #fff;
    border: none;
    border-radius: 12px; /* Modern shape */
    font-weight: 600;
    padding: 12px 20px; /* Larger touch area */
    transition: all 0.2s ease;
    box-shadow: 0 4px 15px var(--accent-glow);
}
.btn-accent:active { transform: scale(0.98); }
.btn-accent:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
}

.btn-logout {
    background: rgba(120, 53, 15, 0.2);
    color: #f87171;
    border: 1px solid rgba(248, 113, 113, 0.2);
    border-radius: 10px;
    height: 40px;
    width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* --- INPUTS (No Zoom on Mobile) --- */
.input-group-custom {
    background: #0c0a09; /* Almost black */
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 8px 16px; /* Comfortable padding */
    display: flex;
    align-items: center;
}

.chat-input, .form-control-dark {
    background: transparent !important;
    border: none !important;
    color: var(--text-main) !important;
    font-size: 16px !important; /* IMPORTANT: 16px prevents iOS zoom on focus */
    box-shadow: none !important;
}
.chat-input::placeholder { color: var(--text-muted); }

.form-control-dark {
    background: rgba(0, 0, 0, 0.2) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 12px !important;
    padding: 14px;
}

/* --- SIDEBAR --- */
.sidebar {
    height: 100dvh;
    display: flex;
    flex-direction: column;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--glass-border);
}
.sidebar-header {
    height: 80px; /* Taller header for mobile fingers */
    padding: 0 20px;
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.conversation-item {
    padding: 16px 20px; /* Taller items */
    margin: 4px 8px;
    border-radius: 16px;
    color: var(--text-secondary);
    text-decoration: none;
    display: block;
    border: 1px solid transparent;
}
.conversation-item:hover { background: rgba(255,255,255,0.03); }
.conversation-item.active {
    background: rgba(217, 119, 6, 0.15); /* Low opacity amber */
    color: #fbbf24; /* Lighter amber text */
    border: 1px solid rgba(217, 119, 6, 0.3);
}

.avatar-img {
    width: 48px; height: 48px; /* Slightly larger avatars */
    border-radius: 14px;
    object-fit: cover;
    border: 2px solid var(--glass-border);
}

/* --- FILE INPUT STYLING --- */
input[type="file"] {
    color: var(--text-secondary); /* Color of the filename text */
    padding: 10px !important;     /* Adjust padding to fit the button */
}

/* The "Choose File" button inside the input */
input[type="file"]::file-selector-button {
    background-color: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 6px 16px;
    margin-right: 16px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
    font-family: inherit; /* Ensure it uses Inter */
}

/* Hover effect for the button */
input[type="file"]::file-selector-button:hover {
    background-color: var(--accent);
    color: #fff;
    border-color: var(--accent);
}



/* Transparent Glass Button */
.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 12px 24px;
    font-weight: 600;
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-secondary);
    color: #fff;
    transform: translateY(-2px);
}


/* --- UTILS --- */
.page-scrollable {
    height: 100dvh;
    overflow-y: auto;
    width: 100%;
    padding-bottom: 80px; /* Extra padding for bottom mobile bars */
}

/* ... existing styles ... */

/* --- INPUTS --- */
.input-group-custom {
    background: #0c0a09;
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 8px 16px;
    display: flex;
    align-items: center;
}

.chat-input, .form-control-dark {
    background: transparent !important;
    border: none !important;
    color: var(--text-main) !important;
    font-size: 16px !important;
    box-shadow: none !important;
}

.form-control-dark {
    background: rgba(0, 0, 0, 0.2) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 12px !important;
    padding: 14px;
}

/* --- UPDATED PLACEHOLDER STYLES --- */
.chat-input::placeholder,
.form-control-dark::placeholder {
    color: #d6d3d1 !important; /* Stone-300 (Much Lighter) */
    opacity: 0.6;              /* Make it visible but distinct from typed text */
    font-weight: 400;
}

.chat-input:focus::placeholder,
.form-control-dark:focus::placeholder {
    opacity: 0.4; /* Fade out slightly when typing */
}